CN114158341A - Vertical movable and fixed cutter stubble-cleaning device - Google Patents

Vertical movable and fixed cutter stubble-cleaning device Download PDF

Info

Publication number
CN114158341A
CN114158341A CN202111436553.8A CN202111436553A CN114158341A CN 114158341 A CN114158341 A CN 114158341A CN 202111436553 A CN202111436553 A CN 202111436553A CN 114158341 A CN114158341 A CN 114158341A
Authority
CN
China
Prior art keywords
stubble
fixed
knife
movable
cleaning
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202111436553.8A
Other languages
Chinese (zh)
Inventor
王立军
王英帅
李懿航
王后升
于锟蒙
宋良来
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Northeast Agricultural University
Original Assignee
Northeast Agricultural University
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Northeast Agricultural University filed Critical Northeast Agricultural University
Priority to CN202111436553.8A priority Critical patent/CN114158341A/en
Publication of CN114158341A publication Critical patent/CN114158341A/en
Pending legal-status Critical Current

Links

Images

Classifications

    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01D—HARVESTING; MOWING
    • A01D34/00—Mowers; Mowing apparatus of harvesters
    • A01D34/835—Mowers; Mowing apparatus of harvesters specially adapted for particular purposes
    • A01D34/8355—Mowers; Mowing apparatus of harvesters specially adapted for particular purposes for cutting up or crushing remaining standing stalks, e.g. stubble
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
    • A01B43/00—Gatherers for removing stones, undesirable roots or the like from the soil, e.g. tractor-drawn rakes

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Environmental Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Soil Sciences (AREA)
  • Soil Working Implements (AREA)

Abstract

A stubble-cleaning device with vertical movable and fixed knives belongs to agricultural machinery, which comprises a frame and a gear box, wherein the gear box and two reversing mechanisms are fixed above the frame, a universal transmission shaft is connected in front of the gear box, the left side and the right side of the gear box are connected with a reversing mechanism through the transmission shaft, output shafts at the lower parts of the gear box and the reversing mechanism are fixed with stubble cleaning cutter shafts through pin shafts, five stubble cleaning movable cutters are uniformly welded on the stubble cleaning cutter shafts at 72-degree intervals along a spiral line, two stubble cleaning movable cutters are welded at the bottom of the stubble cleaning cutter shafts at 180-degree intervals, a fixed cutter plate is fixed below the frame, five sliding cutting edge fixed cutters are welded on the fixed cutter plate according to the positions of the stubble-cleaning movable cutters, during operation, the stubble is driven to the direction of the sliding cutting edge fixed cutters through the upper stubble-cleaning movable cutters, the stubble-cleaning movable knife is matched with the sliding cutting edge fixed knife to break the remained stubble, and then the root-cleaning movable knife breaks underground root hairs; the invention has the characteristics of good field crushing effect, small soil disturbance amount and low machine power consumption.

Description

Vertical movable and fixed cutter stubble-cleaning device
Technical Field
The invention belongs to agricultural machinery, and mainly relates to a vertical type movable and fixed cutter stubble cleaning device.
Background
The stubble returning is used as one of core contents of protective farming technologies, improves soil conditions, improves crop yield, plays an important role in soil organic matter preservation and environmental protection, but the traditional horizontal stubble cleaning device or disc harrow and other soil preparation machines have the problems of large unit power consumption and soil movement amount, soil moisture loss and weathering erosion after operation and the like, and can not simultaneously crush stubble and underground root hairs.
Disclosure of Invention
The invention aims to solve the problems, and designs a vertical type movable fixed cutter stubble cleaning device which can simultaneously carry out crushing treatment on overground stubble and underground root hairs. The purpose of the invention is realized as follows: a vertical movable fixed cutter stubble cleaning device comprises a rack (1) and a gearbox (3), wherein the gearbox (3) and two reversing mechanisms (2) are fixed above the rack (1), a universal transmission shaft (10) is connected in front of the gearbox (3), the left side and the right side of the gearbox (3) are connected with the reversing mechanisms (2) through transmission shafts, output shafts at the lower parts of the gearbox (3) and the reversing mechanisms (2) are fixed with stubble cleaning cutter shafts (5) through pin shafts (4), five stubble cleaning movable cutters (6) are uniformly welded on the stubble cleaning cutter shafts (5) at 72-degree intervals along spiral lines, two stubble cleaning movable cutters (9) are welded at the bottom of the stubble cleaning cutter shafts (5) at 180-degree intervals, a fixed cutter plate (8) is fixed below the rack (1), five sliding cutting edge fixed cutters (7) are welded on the fixed cutter plate (8) according to the positions of the stubble cleaning movable cutters (6), during operation, the stubble is driven to the direction of the sliding cutting edge fixed cutter (7) through the upper stubble cleaning movable cutter (6), the stubble is crushed under the matching of the stubble cleaning movable cutter (6) and the sliding cutting edge fixed cutter (7), and then the underground root hair is crushed by the root cleaning movable cutter (9); the sliding cutting edge fixed cutter (7) is designed according to a logarithmic spiral, the selected sliding cutting angle is 40 degrees, the root-removing movable cutter (9) is designed according to an Archimedes spiral, and the selected sliding cutting angle is 45 degrees. The interval between the stubble-cleaning movable knife (6) and the sliding cutting edge fixed knife (7) is 5 mm.
Compared with the prior art, the stubble cleaning device has the beneficial effects that the stubble cleaning device with the vertical movable fixed cutter mainly drives the ground stubble to the direction of the fixed sliding cutting edge cutter through the stubble cleaning movable cutters arranged along the spiral line at the upper part, and the stubble is crushed under the matching of the stubble cleaning movable cutters and the fixed sliding cutting edge cutter; then the root-removing knife at the lower part breaks the underground root hair, thereby reducing the soil disturbance amount and the machine power consumption during operation and improving the working efficiency.
Drawings
FIG. 1 is a front view of a stubble cutting device with a vertical movable and fixed cutter according to the present invention;
FIG. 2 is a side view of a stubble cutting device with a vertical movable and fixed cutter according to the present invention;
fig. 3 is a schematic structural view of the movable and fixed knife of the present invention.
Description of part numbers in the figures:
1. the stubble cleaning machine comprises a frame, 2, a reversing mechanism, 3, a gearbox, 4, a pin shaft, 5, stubble cleaning cutter shafts, 6, stubble cleaning movable cutters, 7, sliding cutting edge fixed cutters, 8, a fixed cutter plate, 9, stubble cleaning movable cutters, 10 and a universal transmission shaft.
Detailed Description
A vertical movable fixed cutter stubble cleaning device comprises a rack (1) and a gearbox (3), wherein the gearbox (3) and two reversing mechanisms (2) are fixed above the rack (1), a universal transmission shaft (11) is connected in front of the gearbox (3), the left side and the right side of the gearbox (3) are connected with the reversing mechanisms (2) through transmission shafts, output shafts at the lower parts of the gearbox (3) and the reversing mechanisms (2) are fixed with stubble cleaning cutter shafts (5) through pin shafts (4), five stubble cleaning movable cutters (6) are uniformly welded on the stubble cleaning cutter shafts (5) at 72-degree intervals along spiral lines, two stubble cleaning movable cutters (9) are welded at the bottom of the stubble cleaning cutter shafts (5) at 180-degree intervals, a fixed cutter plate (8) is fixed below the rack (1), five sliding cutting edge fixed cutters (7) are welded on the fixed cutter plate (8) according to the positions of the stubble cleaning movable cutters (6), during operation, the stubble is driven to the direction of the sliding cutting edge fixed cutter (7) through the upper stubble cleaning movable cutter (6), the stubble is crushed under the matching of the stubble cleaning movable cutter (6) and the sliding cutting edge fixed cutter (7), and then the underground root hair is crushed by the root cleaning movable cutter (9); the sliding cutting edge fixed cutter (7) is designed according to a logarithmic spiral, the selected sliding cutting angle is 40 degrees, the root-removing movable cutter (9) is designed according to an Archimedes spiral, and the selected sliding cutting angle is 45 degrees. The interval between the stubble-cleaning movable knife (6) and the sliding cutting edge fixed knife (7) is 5 mm.
The stubble cleaning device is connected with a tractor through a rack (1), when the stubble cleaning device works, the tractor transmits power to a gearbox (3) through a universal transmission shaft (10), the gearbox (3) transmits the power to reversing mechanisms (2) on two sides through a transmission shaft, an output shaft at the lower part of the reversing mechanism (2) drives a stubble cleaning movable cutter (6) and a stubble cleaning cutter (9) on a stubble cleaning cutter shaft (5) to rotate, the stubble cleaning movable cutter (6) drives ground residual stubbles to the direction of a sliding cutting edge fixed cutter (7), and the residual stubbles are crushed under the matching of the stubble cleaning movable cutter (6) and the sliding cutting edge fixed cutter (7); the root-removing knife (9) fixed at the lower part of the stubble-removing knife shaft (5) breaks the root hair, thus finishing the breaking operation of the root stubble.

Claims (3)

1.一种立式动定刀灭根茬装置，包括机架(1)和变速箱(3)，在机架(1)的上方固定着变速箱(3)和两个换向机构(2)，在变速箱(3)的前方连接有万向传动轴(11)，变速箱(3)左右两侧通过传动轴连接换向机构(2)，变速箱(3)和换向机构(2)下部输出轴均与灭根茬刀轴(5)通过销轴(4)固定，五把灭茬动刀(6)沿着螺旋线以72°间隔角度均匀焊接在灭根茬刀轴(5)上，两把灭根动刀(9)以180°间隔角度焊接在灭根茬刀轴(5)底部，在机架(1)的下方固定着定刀板(8)，在定刀板(8)上根据灭茬动刀(6)的位置焊接着五把滑切刃定刀(7)，作业时先通过上部灭茬动刀(6)将留茬往滑切刃定刀(7)方向带动，在灭茬动刀(6)与滑切刃定刀(7)的配合下将留茬破碎，然后灭根动刀(9)破碎地下根须；本发明专利具有田间破碎效果好，土壤扰动量小，机器功率消耗低的特点。1. A vertical moving and fixed knife stubble eliminating device, comprising a frame (1) and a gearbox (3), and the gearbox (3) and two reversing mechanisms (2) are fixed above the frame (1). ), a universal drive shaft (11) is connected in front of the gearbox (3), the left and right sides of the gearbox (3) are connected to the reversing mechanism (2) through the transmission shaft, the gearbox (3) and the reversing mechanism (2) ) The lower output shafts are fixed with the stubble cutter shaft (5) by pins (4), and the five stubble cutters (6) are uniformly welded to the stubble cutter shaft (5) at 72° intervals along the spiral line. On the upper side, two moving root-killing knives (9) are welded at the bottom of the root-killing knife shaft (5) at an angle of 180°, and a fixed knife plate (8) is fixed under the frame (1), and the fixed knife plate ( 8) Five fixed knives (7) with sliding cutting edge are welded on the top according to the position of the movable stubble cutting knife (6). During operation, the stubble remaining is driven in the direction of the fixed sliding cutting edge knife (7) by the upper movable stubble cutting knife (6). , under the cooperation of the stubble-cutting movable knife (6) and the sliding cutting edge fixed knife (7), the remaining stubble will be broken, and then the root-eliminating moving knife (9) will break the underground roots; Small, low power consumption of the machine. 2.根据权利要求书1所述的立式动定刀灭根茬装置，其特征在于，所述滑切刃定刀(7)依据对数螺旋线设计，选定滑切角为40°，所述灭根动刀(9)依据阿基米德螺旋线设计，选定滑切角为45°。2. The vertical movable and fixed knife stubble eliminating device according to claim 1, wherein the sliding cutting edge fixed knife (7) is designed according to a logarithmic spiral, and the selected sliding cutting angle is 40°, The root-killing movable knife (9) is designed according to the Archimedes spiral, and the selected sliding angle is 45°. 3.根据权利要求书1所述的立式动定刀灭根茬装置，其特征在于，所述灭茬动刀(6)与滑切刃定刀(7)之间的间隔为5毫米。3 . The vertical movable and fixed knife stubble cutting device according to claim 1 , wherein the interval between the stubble cutting movable knife ( 6 ) and the sliding cutting edge fixed knife ( 7 ) is 5 mm. 4 .
CN202111436553.8A 2021-11-30 2021-11-30 Vertical movable and fixed cutter stubble-cleaning device Pending CN114158341A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111436553.8A CN114158341A (en) 2021-11-30 2021-11-30 Vertical movable and fixed cutter stubble-cleaning device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111436553.8A CN114158341A (en) 2021-11-30 2021-11-30 Vertical movable and fixed cutter stubble-cleaning device

Publications (1)

Publication Number Publication Date
CN114158341A true CN114158341A (en) 2022-03-11

Family

ID=80481461

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202111436553.8A Pending CN114158341A (en) 2021-11-30 2021-11-30 Vertical movable and fixed cutter stubble-cleaning device

Country Status (1)

Country Link
CN (1) CN114158341A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114731786A (en) * 2022-05-11 2022-07-12 东北农业大学 Common vertical shaft forward and reverse stubble crushing device
CN118044363A (en) * 2024-02-29 2024-05-17 东北农业大学 A device for cutting stubble with a coaxial forward and reverse bionic knife and cutting roots with a synchronous retractable knife
CN118901310A (en) * 2024-09-14 2024-11-08 东北农业大学 Accurate high-efficient breaker of many crops root stubble
CN118923243A (en) * 2024-09-09 2024-11-12 华中农业大学 A vertical stubble and root shredder and rotary tillage machine for rape straw and a method of using the same

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2268371Y (en) * 1996-04-26 1997-11-26 张瑞海 Straw cutter suspended in front
CN2271094Y (en) * 1996-11-19 1997-12-24 张洪印 Machine for grinding straw and turning of stubble
CN2279049Y (en) * 1996-12-13 1998-04-22 朱家广 Cornstalk crushing and stubble cleaning returning to field machine
CN2333149Y (en) * 1998-06-24 1999-08-18 张万河 Corn stalk shredding and stubble-cleaning machine
CN2739939Y (en) * 2004-09-10 2005-11-16 宋羊军 Apparatus for breaking stalks and stubbles and remaining in field
CN101878700A (en) * 2010-05-18 2010-11-10 山东理工大学 stubble returning machine
CN101926254A (en) * 2010-05-18 2010-12-29 山东理工大学 Stem shredding and stubble removal machine

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2268371Y (en) * 1996-04-26 1997-11-26 张瑞海 Straw cutter suspended in front
CN2271094Y (en) * 1996-11-19 1997-12-24 张洪印 Machine for grinding straw and turning of stubble
CN2279049Y (en) * 1996-12-13 1998-04-22 朱家广 Cornstalk crushing and stubble cleaning returning to field machine
CN2333149Y (en) * 1998-06-24 1999-08-18 张万河 Corn stalk shredding and stubble-cleaning machine
CN2739939Y (en) * 2004-09-10 2005-11-16 宋羊军 Apparatus for breaking stalks and stubbles and remaining in field
CN101878700A (en) * 2010-05-18 2010-11-10 山东理工大学 stubble returning machine
CN101926254A (en) * 2010-05-18 2010-12-29 山东理工大学 Stem shredding and stubble removal machine

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114731786A (en) * 2022-05-11 2022-07-12 东北农业大学 Common vertical shaft forward and reverse stubble crushing device
CN114731786B (en) * 2022-05-11 2023-09-12 东北农业大学 Co-vertical shaft forward and reverse rotation stubble crushing device
CN118044363A (en) * 2024-02-29 2024-05-17 东北农业大学 A device for cutting stubble with a coaxial forward and reverse bionic knife and cutting roots with a synchronous retractable knife
CN118923243A (en) * 2024-09-09 2024-11-12 华中农业大学 A vertical stubble and root shredder and rotary tillage machine for rape straw and a method of using the same
CN118901310A (en) * 2024-09-14 2024-11-08 东北农业大学 Accurate high-efficient breaker of many crops root stubble

Similar Documents

Publication Publication Date Title
CN104041211B (en) Vertical milling formula twin shaft layered cutting rotovator in the middle of central transmission
CN113016330A (en) Vertical spiral and opening-closing combined stubble cleaning device
CN105917763A (en) Rotary tillage device of rotary tiller
CN215454010U (en) Vertical movable and fixed cutter combined stubble cleaning device
CN203912482U (en) A kind of twin shaft beating machine for paddy field
CN205040177U (en) Move stationary knife straw and smash stubble -cleaning rotary cultivator
CN203120488U (en) Double-shaft grain straw and stubble chopping returning machine
CN103125213B (en) A kind of rice and wheat straw root stubble cuts up and farmland returned machine
CN214757927U (en) A vertical screw and opening and closing combined stubble cutting device
CN201674766U (en) Straw Returning Rotary Tiller
CN201219356Y (en) Subsoiler
CN203633177U (en) Saw disc type straw smashing and recycling machine
CN203120487U (en) Rice and wheat straw stubble shredding and returning machine
CN201039672Y (en) Straw chopping, stubbling and rotary tillage combined type agricultural equipment and complete set gear case
CN203896672U (en) Middle vertical milling type double-axis layered cutting rotary cultivator adopting center drive
CN203912607U (en) A kind of straw crushing and field-returning machine
CN105723924A (en) Machine for totally crushing straw and returning crushed straw to field
CN203633176U (en) Straw smashing and returning machine
CN201718178U (en) Self-propelled double-shaft deep plowing machine
CN203708852U (en) Multifunctional straw smashing returning and stubble cleaning machine
CN203661635U (en) Efficient cotton straw returning machine
CN101946571A (en) Straw pulverizing covering no-tillage seeding machine
CN2271094Y (en) Machine for grinding straw and turning of stubble
CN204305574U (en) A kind of stalks cutting even paving rotary tillage field-returning machine
CN111937577B (en) Automatic weed crushing and field returning mechanism capable of manually adjusting weeding depth

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
WD01 Invention patent application deemed withdrawn after publication
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20220311